Fix node replacer to handle comments on variable declaration lists (issue 25818)

pkg/analyzer/test/generated/utilities_test.dart

Index: pkg/analyzer/test/generated/utilities_test.dart
diff --git a/pkg/analyzer/test/generated/utilities_test.dart b/pkg/analyzer/test/generated/utilities_test.dart
index 17eb9659971a3086ae8ef926bc2e68e796e793e8..f6f898a9dccc44578ce1638614ff6618a56d2ed7 100644
--- a/pkg/analyzer/test/generated/utilities_test.dart
+++ b/pkg/analyzer/test/generated/utilities_test.dart
@@ -3751,10 +3751,14 @@ class NodeReplacerTest extends EngineTestCase {
   void test_variableDeclarationList() {
     VariableDeclarationList node = AstFactory.variableDeclarationList(
         null, AstFactory.typeName4("T"), [AstFactory.variableDeclaration("a")]);
+    node.documentationComment =
+        Comment.createEndOfLineComment(EMPTY_TOKEN_LIST);
+    node.metadata.add(AstFactory.annotation(AstFactory.identifier3("a")));
     _assertReplace(
         node, new Getter_NodeReplacerTest_test_variableDeclarationList());
     _assertReplace(
         node, new ListGetter_NodeReplacerTest_test_variableDeclarationList(0));
+    _testAnnotatedNode(node);
   }
 
   void test_variableDeclarationStatement() {